Makita BBC231U Instruction Manual

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Contents

Makita BBC231U Instruction Manual Manual pdf 16 page image

16keep control of the tool could result in serious injury tothe bystander and the operator.Adjustment of the hanger position and shoulderharnessWhen replacing an accessory with another, the weightbalance of the tool may change. In such case, adjust thehanger position and shoulder harness length as follows.To change the hanger position, loosen the fixing screw onthe hanger with the supplied wrench and then move thehanger.Adjust the hanger position and shoulder harness lengthso that:- the hanger positions 750 mm or higher from theground,- the cutting tool positions up to 300 mm high from theground and- the unguarded part of cutting tool is horizontally750 mm or farther away from the hanger. (Fig. 36)After adjusting the hanger position, tighten the screw withthe wrench securely.MAINTENANCEWARNING:• Always be sure that the tool is switched off andbattery cartridge is removed before attempting toperform inspection or maintenance on the tool.Failure to switch off and remove the battery cartridgemay result in serious personal injury from accidentalstart-up.NOTICE:• Never use gasoline, benzine, thinner, alcohol or thelike. Discoloration, deformation or cracks may result.Supply of grease to gear case (Fig. 37)Supply grease (Shell Alvania 2 or equivalent) to the gearcase through the grease hole every 30 hours. (GenuineMakita grease may be purchased from your Makitadealer.)Replacing the nylon cordWARNING:• Always be sure that the tool is switched off andbattery cartridge is removed before attempting toperform inspection or maintenance on the tool.Failure to switch off and remove the battery cartridgemay result in serious personal injury from accidentalstart-up.• Make sure that the cover of the nylon cutting headis secured to the housing properly as describedbelow. Failure to properly secure the cover may causethe nylon cutting head to fly apart resulting in seriouspersonal injury. (Fig. 38)Press inward on the housing latches and lift upward toremove the cover. Discard any of the remaining nyloncord. (Fig. 39)Hook the middle of the new nylon cord to the notchlocated at the center of the spool between the 2 channelsprovided for the nylon cord. One side of the cord shouldbe about 80mm longer than the other side.Wind both ends firmly around the spool in the directionmarked on the head for left hand direction indicated byLH. (Fig. 40)Wind all but about 100 mm of the cords, leaving the endstemporarily hooked through a notch on the side of thespool. (Fig. 41)Mount the spool in the housing so that the grooves andprotrusions on the spool match up with those in thehousing. Keep the side with letters on the spool visible onthe top. Now, unhook the ends of the cord from theirtemporary position and feed the cords through the eyeletsto come out of the housing. (Fig. 42)Align the protrusion on the underside of the cover with theslots of the eyelets. Then push cover firmly onto thehousing to secure it. Make sure the latches fully spread inthe cover.To maintain product SAFETY and RELIABILITY, repairs,any other maintenance or adjustment should beperformed by Makita Authorized Service Centers, alwaysusing Makita replacement parts.TROUBLE SHOOTINGBefore asking for repairs, conduct your own inspectionfirst. If you find a problem that is not explained in themanual, do not attempt to dismantle the tool. Instead, askMakita Authorized Service Centers, always using Makitareplacement parts for repairs.Malfunction status Cause ActionMotor does not run.Battery cartridge is not installed. Install the battery cartridge.Battery problem (under voltage) Recharge the battery. If recharging isnot effective, replace battery.The drive system does not workcorrectly.Ask your local authorized servicecenter for repair.Motor stops running after a little use.Rotation is reverse. Change the direction of rotation withthe reversing switch.Battery’s charge level is low. Recharge the battery. If recharging isnot effective, replace battery.Overheating. Stop using of tool to allow it to cooldown.